Home / 54,782.66-82,139.81-25,162.48

Finding the Fourth Proportional to 54,782.66, 82,139.81 and 25,162.48

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Solution

The fourth proportional to 54,782.66, 82,139.81 and 25,162.48 is: 37,728.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,782.66 : 82,139.81 = 25,162.48 : x
  2. Step 2: Convert to fraction form
    54,782.66/82,139.81 = 25,162.48/x
  3. Step 3: Cross multiply
    54,782.66x = 82,139.81 × 25,162.48
  4. Step 4: Simplify right side
    54,782.66x = 2,066,841,326.33
  5. Step 5: Solve for x
    x = 2,066,841,326.33/54,782.66
  6. Step 6: Final answer
    x = 37,728.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.